feat: addon poc content

Author: rajatagarwal-ibm

ibm_catalog.json

@@ -388,12 +388,18 @@
             {
               "name": "deploy-arch-ibm-kms",
               "id": "2cad4789-fa90-4886-9c9e-857081c273ee-global",
-              "version": "^v4.16.0",
+              "version": "^4.16.0",
               "flavors": [
                 "Standard"
               ],
               "catalog_id": "7a4d68b4-cf8b-40cd-a3d1-f49aff526eb3",
-              "optional": true
+              "optional": true,
+              "input_mapping": [
+                {
+                  "dependency_output": "kms_instance_crn",
+                  "version_input": "existing_kms_instance_crn"
+                }
+              ]
             },
             {
               "catalog_id": "7a4d68b4-cf8b-40cd-a3d1-f49aff526eb3",